Multiple Choice
The size of the correlation coefficient is used to quantitatively describe the _____.
A) presence of a relationship
B) strength of the association
C) direction of the relationship
D) linearity of the relationship
E) multicollinearity of the relationship
Correct Answer:
Verified
Correct Answer:
Verified
Q9: A scatter diagram or scattergram plots the
Q10: The square of the correlation coefficient is
Q11: A Pearson correlation measures the linear association
Q12: Statistical techniques can be divided into two
Q13: Multicollinearity in multiple regression analysis refers to
Q15: _ assesses whether a systematic relationship exists
Q16: Univariate analysis involves statistically testing two variables.
Q17: Which is NOT an assumption when using
Q18: What is multicollinearity, why is it a
Q19: Name and describe the four basic concepts